package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.EmployeePageQueryDTO;
import com.sky.entity.Employee;
import com.sky.enumeration.OperationType;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

// @Mapper注解：表示是mybatis中的Mapper接口
//程序运行时，框架会自动生成接口的实现类对象(代理对象)，并给交Spring的IOC容器管理
@Mapper
public interface EmployeeMapper {


    /**
     * 根据用户名查询员工
     *
     * @param username
     * @return
     */
    //- @Select注解：代表的就是select查询，用于书写select查询语句
    @Select("select * from employee where username = #{username}")
    Employee getByUsername(String username);

    /**
     *  插入员工数据
     * 单表的新增操作
     * @param employee
     */
    //所以没有必要把circle给它写入xml
    @Insert("insert into employee(name, username, password, phone, sex, id_number, create_time, update_time, create_user, update_user)" +
            "values "+
            "(#{name},#{username},#{password},#{phone},#{sex},#{idNumber},#{createTime},#{updateTime},#{createUser},#{updateUser})")
    @AutoFill(value = OperationType.INSERT)
    void insert(Employee employee) ;

    /**
     * 分页查询
     * @param employeePageQueryDTO
     * @return
     */
    Page<Employee> pageQuery(EmployeePageQueryDTO employeePageQueryDTO);

    /**
     * 根据主键动态修改属性
     * @param employee
     */
    @AutoFill(value = OperationType.UPDATE)
    void update(Employee employee);

    /**
     * 根据id查询员工
     * @param id
     * @return
     */
    @Select("select * from employee where id =#{id}")
    Employee getById(Long id);


}
